Disabled custom kernel toolchain

Change-Id: I990f9a83702ec408754254694fe96db4faf21966
Build kernel with SaberMod 4.7 toolchain

Change-Id: I856f448fadbfcf57885203c9fbcdb3f8186c95e4

Conflicts:
	BoardConfig.mk
Compiled kernel using Linaro-4.7.4_201309

Change-Id: I2389368794dde53507c4dc9e057a663a88aa175c